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CIR90-90mm bit for Quartz Rock ( Low Air Pressure DTH Bit)

  • Code No.: CIR90-90
  • Diameter: 90mm
  • Carbide :6*14mm, 2*13mm , 2*12mm
  • Cemented Carbide grade :YK05/KD10H
  • Surface Type: flat face
  • Bit shape:Semi-ballistic
  • Shank Type: CIR

CIR90-90mm bit for Quartz Rock ( Low Air Pressure DTH Bit)

Product details

ProDrill rock drilling tools manufacturer has a full range of DTH drill bits with CIR shanks type for a wide range of hole sizes, which are designed to match all conceivable applications for water well industries, stone quarrying, mining and construction.

Shank types: CIR90, CIR100, CIR110, etc.

DTH hammer bits hole diameter: 3'', 4'', 5'', 6'', 8''(85mm-305mm).


1.Improved steel grade for better fatigue properties

2.Five basic front designs

3.Designs for all rock types

CIR90 DTH Hammer


CIR90 Hammer to match CIR90-90mm DTH Hammer Bits

DTH hammer & bit fitting

Product Inquiry

Technical Support: Magic Lamp